Catheter apparatus



FIG. 1 is a perspective view of a catheter apparatus according to thepresent invention;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for a catheter apparatus, as shown and described.